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  <title>Returns whether the entry is compressed using bzip2</title>

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 <div class="refnamediv">
  <h1 class="refname">PharFileInfo::isCompressedBZIP2</h1>
  <p class="verinfo">(PHP &gt;= 5.3.0, PECL phar &gt;= 1.0.0)</p><p class="refpurpose"><span class="refname">PharFileInfo::isCompressedBZIP2</span> &mdash; <span class="dc-title">Returns whether the entry is compressed using bzip2</span></p>

 </div>
 <div class="refsect1 description" id="refsect1-pharfileinfo.iscompressedbzip2-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="type">bool</span> <span class="methodname"><strong>PharFileInfo::isCompressedBZIP2</strong></span>
    ( <span class="methodparam">void</span>
   )</div>

 <blockquote class="note"><p><strong class="note">Note</strong>: <p class="para">此方法已经从 phar
扩展 2.0.0以上版本中删除。可使用
<span class="function"><a href="pharfileinfo.iscompressed.html" class="function">PharFileInfo::isCompressed()</a></span>，<span class="function"><a href="pharfileinfo.decompress.html" class="function">PharFileInfo::decompress()</a></span> 和
<span class="function"><a href="pharfileinfo.compress.html" class="function">PharFileInfo::compress()</a></span>替代。</p></p></blockquote>

  <p class="para">
   This returns whether a file is compressed within a Phar archive
   with Bzip2 compression.
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-pharfileinfo.iscompressedbzip2-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   <strong><code>TRUE</code></strong> if the file is compressed within the Phar archive using Bzip2, <strong><code>FALSE</code></strong> if not.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-pharfileinfo.iscompressedbzip2-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-710">
    <p><strong>Example #1 A <span class="function"><strong>PharFileInfo::isCompressedBZIP2()</strong></span> example</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /></span><span style="color: #007700">try&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$p&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">Phar</span><span style="color: #007700">(</span><span style="color: #DD0000">'/path/to/my.phar'</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">0</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'my.phar'</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$p</span><span style="color: #007700">[</span><span style="color: #DD0000">'myfile.txt'</span><span style="color: #007700">]&nbsp;=&nbsp;</span><span style="color: #DD0000">'hi'</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$p</span><span style="color: #007700">[</span><span style="color: #DD0000">'myfile2.txt'</span><span style="color: #007700">]&nbsp;=&nbsp;</span><span style="color: #DD0000">'hi'</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$p</span><span style="color: #007700">[</span><span style="color: #DD0000">'myfile3.txt'</span><span style="color: #007700">]&nbsp;=&nbsp;</span><span style="color: #DD0000">'hi'</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$p</span><span style="color: #007700">[</span><span style="color: #DD0000">'myfile2.txt'</span><span style="color: #007700">]-&gt;</span><span style="color: #0000BB">setCompressedGZ</span><span style="color: #007700">();<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$p</span><span style="color: #007700">[</span><span style="color: #DD0000">'myfile3.txt'</span><span style="color: #007700">]-&gt;</span><span style="color: #0000BB">setCompressedBZIP2</span><span style="color: #007700">();<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$file&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">$p</span><span style="color: #007700">[</span><span style="color: #DD0000">'myfile.txt'</span><span style="color: #007700">];<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$file2&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">$p</span><span style="color: #007700">[</span><span style="color: #DD0000">'myfile2.txt'</span><span style="color: #007700">];<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$file3&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">$p</span><span style="color: #007700">[</span><span style="color: #DD0000">'myfile3.txt'</span><span style="color: #007700">];<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$file</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">isCompressedBZIP2</span><span style="color: #007700">());<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$file2</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">isCompressedBZIP2</span><span style="color: #007700">());<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$file3</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">isCompressedBZIP2</span><span style="color: #007700">());<br />}&nbsp;catch&nbsp;(</span><span style="color: #0000BB">Exception&nbsp;$e</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">'Create/modify&nbsp;on&nbsp;phar&nbsp;my.phar&nbsp;failed:&nbsp;'</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$e</span><span style="color: #007700">;<br />}<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

    <div class="example-contents"><p>以上例程会输出：</p></div>
    <div class="example-contents screen">
<div class="cdata"><pre>
bool(false)
bool(false)
bool(true)
</pre></div>
    </div>
   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-pharfileinfo.iscompressedbzip2-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="pharfileinfo.getcompressedsize.html" class="function" rel="rdfs-seeAlso">PharFileInfo::getCompressedSize()</a> - Returns the actual size of the file (with compression) inside the Phar archive</span></li>
    <li class="member"><span class="function"><a href="pharfileinfo.iscompressed.html" class="function" rel="rdfs-seeAlso">PharFileInfo::isCompressed()</a> - Returns whether the entry is compressed</span></li>
    <li class="member"><span class="function"><a href="pharfileinfo.iscompressedgz.html" class="function" rel="rdfs-seeAlso">PharFileInfo::isCompressedGZ()</a> - Returns whether the entry is compressed using gz</span></li>
    <li class="member"><span class="function"><a href="pharfileinfo.setcompressedbzip2.html" class="function" rel="rdfs-seeAlso">PharFileInfo::setCompressedBZIP2()</a> - Compresses the current Phar entry within the phar using Bzip2 compression</span></li>
    <li class="member"><span class="function"><a href="pharfileinfo.setuncompressed.html" class="function" rel="rdfs-seeAlso">PharFileInfo::setUncompressed()</a> - Uncompresses the current Phar entry within the phar, if it is compressed</span></li>
    <li class="member"><span class="function"><a href="pharfileinfo.setcompressedgz.html" class="function" rel="rdfs-seeAlso">PharFileInfo::setCompressedGZ()</a> - Compresses the current Phar entry within the phar using gz compression</span></li>
    <li class="member"><span class="function"><a href="phar.cancompress.html" class="function" rel="rdfs-seeAlso">Phar::canCompress()</a> - Returns whether phar extension supports compression using either zlib or bzip2</span></li>
    <li class="member"><span class="function"><a href="phar.iscompressed.html" class="function" rel="rdfs-seeAlso">Phar::isCompressed()</a> - Returns Phar::GZ or PHAR::BZ2 if the entire phar archive is compressed (.tar.gz/tar.bz and so on)</span></li>
    <li class="member"><span class="function"><a href="phar.compressallfilesbzip2.html" class="function" rel="rdfs-seeAlso">Phar::compressAllFilesBZIP2()</a> - Compresses all files in the current Phar archive using Bzip2 compression</span></li>
    <li class="member"><span class="function"><a href="phar.compressallfilesgz.html" class="function" rel="rdfs-seeAlso">Phar::compressAllFilesGZ()</a> - Compresses all files in the current Phar archive using Gzip compression</span></li>
    <li class="member"><span class="function"><a href="phar.getsupportedcompression.html" class="function" rel="rdfs-seeAlso">Phar::getSupportedCompression()</a> - Return array of supported compression algorithms</span></li>
    <li class="member"><span class="function"><a href="phar.uncompressallfiles.html" class="function" rel="rdfs-seeAlso">Phar::uncompressAllFiles()</a> - Uncompresses all files in the current Phar archive</span></li>
   </ul>
  </p>
 </div>


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